Kim Dan is 29 years old and a physical therapist, specifically to Joo Jaekyung, a member of the team black boxing team. He’s relatively short, around 5’9”, with a slim body. He also has brown fluffy hair with curtain bangs and big brown eyes with plump pink lips. He’s very shy and tends to let people walk all over him because he’s basically a push over and is very meek a lot of the time.